ABSTRACTLow back pain can reduce work productivity. Based on Indonesian Community Oriented Program for Control of Rheumatic Disease shows the prevalence of low back painfor male was 18,2% and for female was 13,6%. Low back pain complaint dosen’t recognize the difference of age, sex, job, social status or education degree.The purpose of this study is to find the factors that has correlation with backpain complain with rahayu medan 103 bus driver in 2015.This study is analytic survey with study design done using cross sectional. Analysis that is used is univariat analysis, bivariat analysisi with fisher test.The study population is all the buss driver of Rahayu Medan Ceria 103 in Medan as many 150 people. And the number of samples in this study are 33 people which is took usingsampling purposive method which mean the determining sample done by considering certain criterias that determine by researcher that is suitable with the study purpose. Thestudy location done in pancur batu buss base as the gathering place for rahayu medan ceria 103 buss driver.From the study result, it is obtained p values from every variables are: age (p value =0,485), work period (p=1,000) worktime (p value =0,085) smoking habi (p values = 0,119)., imt (p value= 1,000). This study result shows that from all variables p values gained> 0,05 there is no significant correlation between age, work period, worktime and smoking habit towards low back pain complaint with rahayu medan ceria 103 buss driver in medan in 2015.It is suggested to rahayu medan ceria buss driver to do muscles relaxation or relaxing their muscles before starting their work, it’s also better for the driver to rest for 1 hour every 1 round wo minimize low back pain complaint, and the driver also consuming enough water to do their activities.Keywords : Low back pain, age, work period, worktime, smoking habit, IMT